Qsmotor 138 3000W MID Drive Motor with 15t 428 Sprocket Adapter

• After-sales Service: Yes
• Warranty: 15 Months
• Type: Motorcycle Engine
• Certification: CE
• Material: Alloy
• Usage: Car, Electric Bicycle, Home Appliance
• Model NO.: QS-138 3KW
• Construction: Permanent Magnet
• Speed(Rpm): 3850rpm
• Transport Package: Carton with Foam
• Specification: 2000w
• Trademark: QS
• Origin: China
• HS Code: 8711600010
• Production Capacity: 500000pieces/Year

Product Description

QSMOTOR 138 3000W Mid drive motor with 15T 428 sprocket adapter

For 138 motor, it could be used for electric light motorcycle, which could be 72V 100KPH. e.g. Dirt bike E-motorcycle weight, approx 128kg+2*80kg Speed: continuous 100km/h Gear ratio: 1:3 (single steps transmission ) Climbing slope: 25°@5kph @208kg Battery: 72V40h Tire: 130/70-17 

 

One set including below kits

1.1pcs X 138 50H 2000W Mid Drive Motor without Pulley

 

Key Features

1) Light weight and small dimension compare to hub motor

2) High performance benefit from flux weakening

3) High efficiency during climbing, and better acceleration

4) Support regenerative braking

 

Product Description

QSMOTOR 138 50H 2000W Mid Drive Motor

 

Motor Type	PMSM Inner Rotor Motor	Motor design	single axle
Brand	QS Motor, QS MOTOR	Matched wheel	17 inch (as default)
Magnet Height	70mm,5 pole pairs	Motor gear ratio	1:2.35
Max continuous power	5500w	Peak power	11kw
Rated Voltage	72v	Speed	2955RPM
Working temperature	70-120ºC,peak 150ºC	Max Torquer	98 N.M
Thermic Probe	KTY83/122(as default)	Max Effciency	>93%
Rated current	85A	Hall sensor	Single hall plate with waterproof connectors
Phase wire	16mm² cross section	Waterproof grade	IP67
Cooling method	Air cooling	Max bus current	150A
Color	Black	N.W/G.W	10.8kgs/11.5kgs
Package Dimension	34cm*34cm*33cm